/*
 * Copyright 2022 Haulmont.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.jmix.flowui.sys;

import io.jmix.flowui.view.View;
import io.jmix.flowui.sys.ControllerDependencyInjector.InjectionContext;
import org.apache.commons.collections4.CollectionUtils;
import org.springframework.stereotype.Component;

import org.springframework.lang.Nullable;
import java.util.List;

@Component("flowui_ViewControllerDependencyManager")
public class ViewControllerDependencyManager {

    protected ViewControllerDependencyInjector controllerDependencyInjector;
    protected List<ControllerDependencyInjector> dependencyInjectors;

    public ViewControllerDependencyManager(ViewControllerDependencyInjector controllerDependencyInjector,
                                           @Nullable List<ControllerDependencyInjector> dependencyInjectors) {
        this.controllerDependencyInjector = controllerDependencyInjector;
        this.dependencyInjectors = dependencyInjectors;
    }

    public void inject(View controller) {
        controllerDependencyInjector.inject(controller);

        if (CollectionUtils.isNotEmpty(dependencyInjectors)) {
            InjectionContext injectionContext = new InjectionContext(controller);
            for (ControllerDependencyInjector injector : dependencyInjectors) {
                injector.inject(injectionContext);
            }
        }
    }
}
